package vista;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import modelo.Curso;
import modelo.CursoProfe;
import modelo.DAO;
import modelo.Profesor;
import modelo.excepciones.URLException;

/**
 *
 * @author Fco
 */
@WebServlet(name = "VerCursosServlet", urlPatterns = {"/cursos.view"})
public class VerCursosServlet extends HttpServlet {

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        try (PrintWriter out = response.getWriter()) {
   
            HttpSession session = request.getSession();
            Profesor profeUp = (Profesor) session.getAttribute("profeUp");

            if (profeUp == null) {
                session.setAttribute("error", new URLException("Debe iniciar sesión para acceder."));
                request.getRequestDispatcher("error.view").forward(request, response);
            }
            DAO dao = new DAO();
            String nombre = dao.dameTuNombre(profeUp);
            String rut = profeUp.getRut();
           
            List<CursoProfe>cursos=dao.listaCursos(rut);
            out.println("<!DOCTYPE html>");
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet VerCursosServlet</title>");        
            out.println("<link rel='stylesheet' type='text/css' href='css/css3.css'/>");
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Cursos de: "+nombre+"</h1>");
            for(CursoProfe c : cursos){
            out.println("<form action='cursosview.view' method='post'>");
            out.println("<input type='submit' value='"+c.getNombre()+"' class='botonCurso'/></br>");
            out.println("<input type='hidden' name='idCurso' value='"+c.getId()+"'/>");
            out.println("</form>"); 
            }    
            out.println("</body>");
            out.println("</html>");
        } catch (SQLException ex) {
            Logger.getLogger(VerCursosServlet.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
